2664544464426 has 16 divisors (see below), whose sum is σ = 5739018846624. Its totient is φ = 819859835184.

The previous prime is 2664544464419. The next prime is 2664544464433. The reversal of 2664544464426 is 6244644454662.

It is an interprime number because it is at equal distance from previous prime (2664544464419) and next prime (2664544464433).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17080413156 + ... + 17080413311.

It is an arithmetic number, because the mean of its divisors is an integer number (358688677914).

Almost surely, 2^{2664544464426} is an apocalyptic number.

2664544464426 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

2664544464426 is an abundant number, since it is smaller than the sum of its proper divisors (3074474382198).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2664544464426 is a wasteful number, since it uses less digits than its factorization.

2664544464426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34160826485.

The product of its digits is 106168320, while the sum is 57.

The spelling of 2664544464426 in words is "two trillion, six hundred sixty-four billion, five hundred forty-four million, four hundred sixty-four thousand, four hundred twenty-six".